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We welcome to the Bore Repair Systems family. Bore Repair Systems products are available at your local Praxair location.

Our many bore repair products are showcased at numerous trade shows and distributor open houses. Please visit this site often for news about upcoming shows and locations.

BOA-308i S4 package

This bore welder system provides standard components allowing bore welding in bores from 32mm (.8") to 914mm (36") diameter, outside diameter welding range of 0mm to 305mm (12") plus automatic face welding from 0mm to 610mm (24") diameter.

Key Benefits

• Pass-through drive system features telescoping, reversible torch extension with precision lead-screw feed ensures accurate, repeatable weld bead placement ensuring proper bead to bead and bead to base metal penetration (weld thickness is easily adjusted by increasing or decreasing torch speed and wire feed speed)
• Durable corrosion-resistant construction throughout
• Lockable clutch allows single-plane first welds 
• Easily adapted to your existing MIG wire feeder and power supply
• Easily adapted to a variety of boring bar systems using standard BRS interchange kits
• Pivoting torch head allows system to weld in large range of bore sizes with no torch change
• All weld nozzles are electrically isolated, thread-on design
• All weld tips are straight thread-in design; easily replaced and inexpensive
• Adjustable machine support allows easy machine centering and leveling once mounted to part
• Allows buildup on equipment pins and OD's up to 305mm (24")
• Allows worn part faces to be built up

Includes Standard:

 -Custom heavy duty aluminum carrying/storage case

-Arc start / stop / interrupt switch

-Power cord

-Operators manual

-Tool kit

-One piece motion device and controller with eight position borewelder mount

-32mm (1.25") stainless steel support tube

-(10) Mini diffuser 

-(10) Mini nozzle (insulated)

-(10) Standard diffuser

-(20) .8mm (.030") Stub tips 

-(20) .8mm (.030") Standard tips

-(10) Standard nozzle (insulated)

-(10) Stub nozzle (insulated)

-Standard torch assembly with 610mm (24") extension tube and 3m (10') conduit

-Adjustable "T" base and tack plate

-"T" Base extension

-4" radial support extender

-Large diameter torch assembly

-8" radial support extender

-(2) Large diameter torch extender

-3" torch extender

-Outside diameter torch

-Beam gun adjustable I.D. and O.D. weld head with HD consumables

-Automatic Face welding gun (comes with carry case, not shown above)

Popular optional equipment Includes:

-Auto-skip upgrade (standard BOA-308i may be upgraded at any time)

-Boring bar system 

-Extended range internal diameter welding components (up to 940mm (37") diameter) 

-Bore welder to boring bar interchange kit (allows units to share single support)

Offering bore repair products worldwide, and heavy equipment bore repair services, bore welding, align boring by our sister company in New Hampshire, Connecticut, Massachusetts, Vermont, Maine, Rhode Island and New York. NH CT VT ME RI NY

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Last modified: November 07, 2008